| 释义 |
common ancestor短语²²⁵⁶⁴
基本例句
共同祖先
Mr. Smith and the queen have acommon ancestorin king Charles II.查理二世国王是史密斯先生和女王的共同祖先。
For instance, all birds and reptiles are believed to have descended from a singlecommon ancestor, so this taxonomic grouping is called monophyletic.例如，所有的鸟类和爬行动物被认为是从一个单一的共同祖先传下来的，因此这个分类学的分组被称为单系类群。 |